ITEM NAME:Mountain Bike Bicycle Crank Axis Wheel Puller Removal Repair Extractor Tool Top HOT SALE body .shopclass { float: left; width: 100%;.Extended ejector for removing chain-rings and crank. You just need an adjustable spanner or a 5/8 or 16mm spanner, then Easy to install and use. Universal bike crank puller. 1 x Crank Puller Tool.